BOWEL ELIMINATION, MODULE 4, FUNDAMENTALS TEST QUESTIONS AND ANSWERS

STOMACH hollow jshaped muscular organ located in left upper portion of abd. - stores food, secretes digestive fluids, churns food, pushes partially digested food , called chyme, into small intestine - plyoric sphincter regulates size of the opening at end of stomach SMALL INTESTINE 20 feet, 1 inch wide, three parts, duodenum, jejunum, and ileum - secretes enzymes that digest proteins and carbs - digestive juices from pancreas and liver enter through small opening at duodenum - responsible for digestion of food and absorption of nutrients LARGE INTESTINE - connection between ileum and large intestine is called ileocecal valve, this valve norm prevents contents from entering large intestine prematurely and prevents waste from returning to small intestine - large intestine is primary organ of bowel elimination, aka colon - 5 feet wide adults, extends ileocecal valve to anus - diameter of colon decreases from cecum to anus - digestive content enters cecum, ascending colon extends from cecum toward liver (hepatic flexure), and becomes transverse colon, crossing abd left to right, then turns at splenic flexure to become descending colon, the descending colon passes down the left side of body to sigmoid or pelvic, colon - sigmoid colon contains feces 1) FECES 2) STOOL 3) HEMORRHOIDS 4) ANUS 5) PERISTALSIS 1) solid waste in sigmoid colon 2) once excreted feces is called stool 3) when vertical veins become abnormally distended 4) opening through which feces passes 5) contractions of circular and longtidudinal muscles of intestine RELAX, i'm proud of you you can do it!!! DEVELOPMENTAL CONSIDERATIONS: INFANTS - stool traits depend on breast fed/not - varied number of stools, typically breastfed is 2-10, bottle is 1-2 - at age of 1 all infants commonly pass one or 2 stools daily